import { UNNativePromiseReject, UNVPError, UNVPErrorType } from './types';
export declare const isUNVPError: (error: any) => error is UNVPError;
export declare const isUNNativePromiseReject: (error: any) => error is UNNativePromiseReject;
export declare const promiseRejectToUNVPErrorType: (error: any) => UNVPErrorType | null;
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